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Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
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Festo
8193271
Check valve VBNF-CBA-Q4-Q4-F1A
Festo Check valve VBNF-CBA-Q4-Q4-F1A, part number 8193271, is documented in the official Festo United States product data sheet. Review the technical specifications and operating conditions below when requesting a quotation.
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Request a Quote- Manufacturer
- Festo
- Part number
- 8193271
- Data verification
- Manufacturer evidence reviewed
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Verified configuration
Technical Specifications
Identification and family-level technical context are preserved from reviewed source evidence and official English-language manufacturer documentation.
- Valve function
- Non-return function
- Selection of additional function
- Manual exhaust
- Pneumatic connection 1
- QS-4
- Pneumatic connection 2
- QS-4
- Pilot air port 21
- QS-4
- Actuation type
- Manual
- Normal nominal ow rate (normalized to DIN 1343)
- 120 l/min
- Operating pressure
- 1 MPa | 10 bar
- Pilot pressure MPa
- 0.2 MPa...1 MPa
- Pilot pressure
- 2 bar...10 bar
- Pilot pressure psi
- 29 psi...145 psi
- Ambient temperature
- -10 °C...60 °C
- Housing material
- PBT
- Housing colour
- Gray
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:4:4]
- Mounting position
- Any
- Actuation type, piloted non-return function
- Pneumatic
- Manual exhaust function
- Non-detenting
- Operating pressure for entire temperature range
- 0.2 bar...10 bar
- Standard ow rate 1->2 (6-0)
- 210 l/min
- Standard nominal ow rate 1->2 (6-5)
- 130 l/min
- Switching time off
- 9 ms
- On switching time
- 6 ms
- Explosion prevention and protection
- Zone 2 (ATEX) | Zone 22 (ATEX)
- Information on operating and pilot media
- Lubricated operation possible
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Suitability for the production of Li-ion batteries
- Suitable for battery production with reduced Cu/Zn/Ni values (F1a)
- Storage temperature
- -20 °C...70 °C
- Temperature of medium
- -10 °C...60 °C
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Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 8193271. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.